1 /**
2 * \brief Base class for dialogs in Inkscape. This class provides certain
3 * common behaviors and styles wanted of all dialogs in the application.
4 *
5 * Author:
6 * Bryce W. Harrington <bryce@bryceharrington.org>
7 * buliabyak@gmail.com
8 *
9 * Copyright (C) 2004, 2005 Authors
10 *
11 * Released under GNU GPL. Read the file 'COPYING' for more information.
12 */
14 #ifdef HAVE_CONFIG_H
15 # include <config.h>
16 #endif
18 #include <gtkmm/stock.h>
19 #include <gtk/gtk.h>
21 #include "application/application.h"
22 #include "application/editor.h"
23 #include "inkscape.h"
24 #include "event-context.h"
25 #include "desktop.h"
26 #include "desktop-handles.h"
27 #include "dialog-manager.h"
28 #include "dialogs/dialog-events.h"
29 #include "shortcuts.h"
30 #include "prefs-utils.h"
31 #include "interface.h"
32 #include "verbs.h"
34 namespace Inkscape {
35 namespace UI {
36 namespace Dialog {
38 #ifndef WIN32
39 static gboolean
40 sp_retransientize_again (gpointer dlgPtr)
41 {
42 Dialog *dlg = (Dialog *)dlgPtr;
43 dlg->retransientize_suppress = false;
44 return FALSE; // so that it is only called once
45 }
46 #endif
48 static void
49 sp_retransientize (Inkscape::Application *inkscape, SPDesktop *desktop, gpointer dlgPtr)
50 {
51 Dialog *dlg = (Dialog *)dlgPtr;
52 dlg->onDesktopActivated (desktop);
53 }
55 static void
56 sp_dialog_shutdown (GtkObject *object, gpointer dlgPtr)
57 {
58 Dialog *dlg = (Dialog *)dlgPtr;
59 dlg->onShutdown();
60 }
62 void
63 Dialog::save_geometry()
64 {
65 int y, x, w, h;
67 get_position(x, y);
68 get_size(w, h);
70 // g_print ("write %d %d %d %d\n", x, y, w, h);
72 prefs_set_int_attribute (_prefs_path, "x", x);
73 prefs_set_int_attribute (_prefs_path, "y", y);
74 prefs_set_int_attribute (_prefs_path, "w", w);
75 prefs_set_int_attribute (_prefs_path, "h", h);
76 }
78 void
79 Dialog::read_geometry()
80 {
81 _user_hidden = false;
83 int x = prefs_get_int_attribute (_prefs_path, "x", -1000);
84 int y = prefs_get_int_attribute (_prefs_path, "y", -1000);
85 int w = prefs_get_int_attribute (_prefs_path, "w", 0);
86 int h = prefs_get_int_attribute (_prefs_path, "h", 0);
88 // g_print ("read %d %d %d %d\n", x, y, w, h);
90 // If there are stored height and width values for the dialog,
91 // resize the window to match; otherwise we leave it at its default
92 if (w != 0 && h != 0) {
93 resize (w, h);
94 }
96 // If there are stored values for where the dialog should be
97 // located, then restore the dialog to that position.
98 if (x != -1000 && y != -1000) {
99 move(x, y);
100 } else {
101 // ...otherwise just put it in the middle of the screen
102 set_position(Gtk::WIN_POS_CENTER);
103 }
104 }
106 void hideCallback(GtkObject *object, gpointer dlgPtr)
107 {
108 Dialog *dlg = (Dialog *)dlgPtr;
109 dlg->onHideF12();
110 }
112 void unhideCallback(GtkObject *object, gpointer dlgPtr)
113 {
114 Dialog *dlg = (Dialog *)dlgPtr;
115 dlg->onShowF12();
116 }
118 //=====================================================================
120 /**
121 * UI::Dialog::Dialog is a base class for all dialogs in Inkscape. The
122 * purpose of this class is to provide a unified place for ensuring
123 * style and behavior. Specifically, this class provides functionality
124 * for saving and restoring the size and position of dialogs (through
125 * the user's preferences file).
126 *
127 * It also provides some general purpose signal handlers for things like
128 * showing and hiding all dialogs.
129 */
130 Dialog::Dialog(const char *prefs_path, int verb_num, const char *apply_label)
131 {
132 hide();
133 set_has_separator(false);
135 _prefs_path = prefs_path;
137 if (prefs_get_int_attribute ("dialogs", "showclose", 0) || apply_label) {
138 // TODO: make the order of buttons obey the global preference
139 if (apply_label) {
140 add_button(Glib::ustring(apply_label), Gtk::RESPONSE_APPLY);
141 set_default_response(Gtk::RESPONSE_APPLY);
142 }
143 add_button(Gtk::Stock::CLOSE, Gtk::RESPONSE_CLOSE);
144 }
146 GtkWidget *dlg = GTK_WIDGET(gobj());
148 if (verb_num)
149 {
150 gchar title[500];
151 sp_ui_dialog_title_string (Inkscape::Verb::get(verb_num), title);
152 set_title(title);
153 }
155 sp_transientize(dlg);
156 retransientize_suppress = false;
158 gtk_signal_connect( GTK_OBJECT (dlg), "event", GTK_SIGNAL_FUNC(sp_dialog_event_handler), dlg );
160 _hiddenF12 = false;
161 if (Inkscape::NSApplication::Application::getNewGui())
162 {
163 _desktop_activated_connection = Inkscape::NSApplication::Editor::connectDesktopActivated (sigc::mem_fun (*this, &Dialog::onDesktopActivated));
164 _dialogs_hidden_connection = Inkscape::NSApplication::Editor::connectDialogsHidden (sigc::mem_fun (*this, &Dialog::onHideF12));
165 _dialogs_unhidden_connection = Inkscape::NSApplication::Editor::connectDialogsUnhidden (sigc::mem_fun (*this, &Dialog::onShowF12));
166 _shutdown_connection = Inkscape::NSApplication::Editor::connectShutdown (sigc::mem_fun (*this, &Dialog::onShutdown));
167 }
168 else
169 {
170 g_signal_connect (G_OBJECT (INKSCAPE), "activate_desktop", G_CALLBACK (sp_retransientize), (void *)this);
171 g_signal_connect( G_OBJECT(INKSCAPE), "dialogs_hide", G_CALLBACK(hideCallback), (void *)this );
172 g_signal_connect( G_OBJECT(INKSCAPE), "dialogs_unhide", G_CALLBACK(unhideCallback), (void *)this );
173 g_signal_connect (G_OBJECT (INKSCAPE), "shut_down", G_CALLBACK (sp_dialog_shutdown), (void *)this);
174 }
176 g_signal_connect_after( gobj(), "key_press_event", (GCallback)windowKeyPress, NULL );
178 read_geometry();
179 present();
180 }
182 Dialog::Dialog(BaseObjectType *gobj)
183 : Gtk::Dialog(gobj)
184 {
185 }
187 Dialog::~Dialog()
188 {
189 if (Inkscape::NSApplication::Application::getNewGui())
190 {
191 _desktop_activated_connection.disconnect();
192 _dialogs_hidden_connection.disconnect();
193 _dialogs_unhidden_connection.disconnect();
194 _shutdown_connection.disconnect();
195 }
197 save_geometry();
198 }
201 bool Dialog::windowKeyPress( GtkWidget *widget, GdkEventKey *event )
202 {
203 unsigned int shortcut = 0;
204 shortcut = get_group0_keyval (event) |
205 ( event->state & GDK_SHIFT_MASK ?
206 SP_SHORTCUT_SHIFT_MASK : 0 ) |
207 ( event->state & GDK_CONTROL_MASK ?
208 SP_SHORTCUT_CONTROL_MASK : 0 ) |
209 ( event->state & GDK_MOD1_MASK ?
210 SP_SHORTCUT_ALT_MASK : 0 );
211 return sp_shortcut_invoke( shortcut, SP_ACTIVE_DESKTOP );
212 }
214 //---------------------------------------------------------------------
216 void
217 Dialog::on_response(int response_id)
218 {
219 switch (response_id) {
220 case Gtk::RESPONSE_APPLY: {
221 _apply();
222 break;
223 }
224 case Gtk::RESPONSE_CLOSE: {
225 _close();
226 break;
227 }
228 }
229 }
231 bool
232 Dialog::on_delete_event (GdkEventAny *event)
233 {
234 save_geometry();
235 _user_hidden = true;
237 return false;
238 }
240 void
241 Dialog::onHideF12()
242 {
243 _hiddenF12 = true;
244 save_geometry();
245 hide();
246 }
248 void
249 Dialog::onShowF12()
250 {
251 if (_user_hidden)
252 return;
254 if (_hiddenF12) {
255 show();
256 read_geometry();
257 }
259 _hiddenF12 = false;
260 }
262 void
263 Dialog::onShutdown()
264 {
265 save_geometry();
266 _user_hidden = true;
267 }
269 void
270 Dialog::onDesktopActivated (SPDesktop *desktop)
271 {
272 gint transient_policy = prefs_get_int_attribute_limited ( "options.transientpolicy", "value", 1, 0, 2);
274 if (!transient_policy)
275 return;
277 #ifndef WIN32
278 GtkWindow *dialog_win = GTK_WINDOW(gobj());
280 if (retransientize_suppress) {
281 /* if retransientizing of this dialog is still forbidden after
282 * previous call warning turned off because it was confusingly fired
283 * when loading many files from command line
284 */
286 // g_warning("Retranzientize aborted! You're switching windows too fast!");
287 return;
288 }
290 if (dialog_win)
291 {
292 retransientize_suppress = true; // disallow other attempts to retranzientize this dialog
294 desktop->setWindowTransient (dialog_win);
296 /*
297 * This enables "aggressive" transientization,
298 * i.e. dialogs always emerging on top when you switch documents. Note
299 * however that this breaks "click to raise" policy of a window
300 * manager because the switched-to document will be raised at once
301 * (so that its transients also could raise)
302 */
303 if (transient_policy == 2 && !_hiddenF12 && !_user_hidden) {
304 // without this, a transient window not always emerges on top
305 gtk_window_present (dialog_win);
306 }
307 }
309 // we're done, allow next retransientizing not sooner than after 120 msec
310 gtk_timeout_add (120, (GtkFunction) sp_retransientize_again, (gpointer) this);
311 #endif
312 }
315 Inkscape::Selection*
316 Dialog::_getSelection()
317 {
318 return SP_DT_SELECTION(SP_ACTIVE_DESKTOP);
319 }
321 void
322 Dialog::_apply()
323 {
324 g_warning("Apply button clicked for dialog [Dialog::_apply()]");
325 }
327 void
328 Dialog::_close()
329 {
330 GtkWidget *dlg = GTK_WIDGET(gobj());
332 /* this code sends a delete_event to the dialog,
333 * instead of just destroying it, so that the
334 * dialog can do some housekeeping, such as remember
335 * its position.
336 */
337 GdkEventAny event;
338 event.type = GDK_DELETE;
339 event.window = dlg->window;
340 event.send_event = TRUE;
341 g_object_ref (G_OBJECT (event.window));
342 gtk_main_do_event ((GdkEvent*)&event);
343 g_object_unref (G_OBJECT (event.window));
344 }
346 } // namespace Dialog
347 } // namespace UI
348 } // namespace Inkscape
350 /*
351 Local Variables:
352 mode:c++
353 c-file-style:"stroustrup"
354 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
355 indent-tabs-mode:nil
356 fill-column:99
357 End:
358 */
359 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :